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<title>天地环保天地环保</title>
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  <h1 align="center">天地环保工程案例统计表</h1>
  <table width="720" height="200" border="5" bordercolor="green" align="center" bgcolor="white" cellspacing="5" cellpadding="3">
  <tr bgcolor="#eeeeee">
  <th>分类</th>
  <th>一季度</th>
  <th>二季度</th>
  <th>三季度</th>
  <th>四季度</th>
  </tr>
  <tr>
  <td align="center">废气净化处理项目</td>
  <td align="center">1</td>
  <td align="center">2</td>
  <td align="center">3</td>
  <td align="center">4</td>
  </tr>
  <tr>
  <td align="center">固体废弃物处理项目</td>
  <td align="center">1</td>
  <td align="center">2</td>
  <td align="center">3</td>
  <td align="center">4</td>
  </tr>
  <tr>
  <td align="center">污染土壤修复工程</td>
  <td align="center">1</td>
  <td align="center">2</td>
  <td align="center">3</td>
  <td align="center">4</td>
  </tr>
  </table>
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